forked from minetest-mods/camera
Add a target look option for camera (Give a way to make beautiful travellings)
Make movement of camera independant from velocity (the way of velocity is fixed when /camera is started)
This commit is contained in:
sys4-fr
parent
194ce63d73
commit
9aa8c2436f
104
init.lua
104
init.lua
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@ -89,6 +89,9 @@ local camera = {
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end,
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}
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local player_look_dir = nil
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local target_look_position = nil
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--local target_look_position = {x=-265, y=9.5, z=-126}
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-- [event] On step
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function camera:on_step(dtime)
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@ -104,6 +107,81 @@ function camera:on_step(dtime)
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-- if record mode
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if self.mode == 0 then
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-- Calculate pitch and yaw if target_look_position defined
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if target_look_position then
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local vec_pos = vector.subtract(target_look_position, pos)
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print("vec_pos "..dump(vec_pos))
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-- Pitch
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local opp = vec_pos.y
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local adj = vec_pos.x
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if math.abs(vec_pos.z) > math.abs(vec_pos.x) then
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adj = vec_pos.z
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end
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if adj ~= 0 then
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if adj > 0 then opp = opp * -1 end
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self.driver:set_look_pitch(opp/adj)
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end
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-- Yaw
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opp = vec_pos.x
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adj = vec_pos.z
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local yaw = opp/adj
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if math.abs(vec_pos.x) > math.abs(vec_pos.z) then
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print("INVINVINVINVINVINVINVINVINVINV")
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yaw = adj/opp
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if adj < 0 and opp < 0 then
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print("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA!!!!!!")
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yaw = yaw + math.pi/2
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end
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if adj > 0 and opp > 0 then
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print("++++++++++++++++++++++++++++++!!!!!!")
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yaw = yaw + math.pi + math.pi/2
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end
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if yaw < 0 then
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print("BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB!!!!!!")
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if opp > 0 then
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print("OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0")
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yaw = math.pi + math.pi/2 + yaw
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else
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print("OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 ")
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yaw = math.pi/2 + yaw
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end
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end
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else
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print("NORMNORMNORMNORMNORMNORMNORMNORMNORM!!!!!!")
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if adj < 0 and opp < 0 then
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print("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA!!!!!!")
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yaw = yaw - math.pi
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end
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if adj > 0 and opp > 0 then
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print("++++++++++++++++++++++++++++++!!!!!!")
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yaw = math.pi*2 - yaw
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end
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if yaw < 0 then
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print("BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB!!!!!!")
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if opp > 0 then
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print("OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0 OPP>0")
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yaw = math.pi - yaw
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else
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print("OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 OPP<0 ")
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yaw = math.pi*2 - yaw
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end
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end
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end
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self.driver:set_look_yaw(yaw)
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end
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-- Update path
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self.path[#self.path + 1] = {
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pos = pos,
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@ -115,6 +193,12 @@ function camera:on_step(dtime)
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-- Modify yaw and pitch to match driver (player)
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self.object:set_look_pitch(self.driver:get_look_pitch())
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self.object:set_look_yaw(self.driver:get_look_yaw())
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print("look pitch "..dump(self.driver:get_look_pitch()))
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print("look vertical "..dump(self.driver:get_look_vertical()))
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print("look yaw "..dump(self.driver:get_look_yaw()))
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print("look horizontal "..dump(self.driver:get_look_horizontal()))
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print("velocity "..dump(self.object:getvelocity()))
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print("look dir "..dump(dir))
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-- Get controls
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local ctrl = self.driver:get_player_control()
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@ -147,7 +231,8 @@ function camera:on_step(dtime)
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end
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-- Set updated velocity
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self.object:setvelocity(vector.multiply(self.driver:get_look_dir(), speed))
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--self.object:setvelocity(vector.multiply(self.driver:get_look_dir(), speed))
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self.object:setvelocity(vector.multiply(player_look_dir, speed))
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elseif self.mode == 1 then -- elseif playback mode
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-- Get controls
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local ctrl = self.driver:get_player_control()
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@ -225,7 +310,24 @@ minetest.register_chatcommand("camera", {
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end
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elseif param1 == "list" then -- elseif list, list recordings
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return true, "Recordings: "..get_recordings(name)
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elseif param1 == "look_target" then
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if param2 and param2 ~= "" then
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if param2 == "nil" then
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target_look_position = nil
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return true, "Target look deleted"
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end
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local coord = string.split(param2, ",")
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if #coord == 3 then
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target_look_position = {x=tonumber(coord[1]), y=tonumber(coord[2]), z=tonumber(coord[3])}
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return true, "Target look fixed"
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else
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return false, "Wrong formated coords (/camera look_target <x,y,z>)"
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end
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else
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return false, "Missing coords (/camera look_target <x,y,z>)"
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end
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else -- else, begin recording
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player_look_dir = player:get_look_dir()
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local object = minetest.add_entity(player:getpos(), "camera:camera")
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object:get_luaentity():init(player, 0)
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object:setyaw(player:get_look_yaw())
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